The WACC of SunPower Corp (SPWR) is 9.7%.
| Range | Selected | |
| Cost of equity | 58.70% - 75.90% | 67.30% |
| Tax rate | 8.60% - 8.70% | 8.65% |
| Cost of debt | 4.40% - 7.00% | 5.70% |
| WACC | 7.9% - 11.4% | 9.7% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 11.92 | 12.68 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 58.70% | 75.90% |
| Tax rate | 8.60% | 8.70% |
| Debt/Equity ratio | 12.92 | 12.92 |
| Cost of debt | 4.40% | 7.00% |
| After-tax WACC | 7.9% | 11.4% |
| Selected WACC | 9.7% | |